sierracrosby55
sierracrosby55 sierracrosby55
  • 25-08-2016
  • Mathematics
contestada

If 2x − 4(x + 1) = −12, evaluate x2 − 1.

Respuesta :

Аноним Аноним
  • 25-08-2016
2x-4(x+1)=-13
1) we solve this equation:
2x-4(x+1)=-12
2x-4x-4=-12
-2x=-12+4
-2x=-8
x=-8/-2
x=4

2) we evalute x²-1
x²-1=4²-1=16-1=15

Answer: 15
Answer Link

Otras preguntas

Two passages of Scripture concerning God's supplying our needs are: Matthew 6:25 and 32 Mark 6:25 and 32 Luke 24:6 and 32 John 7:2 and 25 God wants us to pray:
What would be the most likely long-term consequence for a plant whose photosynthetic cells were continuously deprived of light energy?
How were democratic ideals incorporated into colonial governments
A trapezoid has base lengths of 5 cm and 9 cm and a height of 6 cm. What is the area of the trapezoid?
What is bigger 4/5 or 0.71
Los bailarines interpretaron una hermosa danza en el _____ del teatro.
What is 600 is 10 times as much as
Read the excerpt from a speech by Eleanor Roosevelt after the Japanese attacked Pearl Harbor. What was her purpose for delivering this speech? Good evening, lad
A score that is 7 under par in golf
4,580 + 5,008 + 2,351 = 4,580 + blank + 2,351